TY - CPAPER AU - Lenka, Palascakova AU - Adriana, Estoková AU - Alena, Sicakova TI - STUDY OF THE SELECTED METALS IN CEMENT MATERIALS T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2012 12th International Multidisciplinary Scientific GeoConference PY - 2012 SP - 809 EP - 816 pp DO - 10.5593/sgem2012/s20.v5109 PB - Stef92 Technology ER -